Video Tethers Unlimited and Rocket Propulsion Systems win NASA grants for space tech by Alan Boyle on May 5, 2020May 5, 2020 at 4:57 pm Two Seattle-area space ventures — Tethers Unlimited and Rocket Propulsion Systems — are among 124 businesses receiving $750,000 Phase II grants from NASA’s Small Business Innovation Research program. The two-year… Read More